Question Simplify the expression 2πr2 Evaluate r2×2πSolution 2πr2 Show Solution Find the roots r=0 Evaluate r2×2πTo find the roots of the expression,set the expression equal to 0 r2×2π=0Use the commutative property to reorder the terms 2πr2=0Rewrite the expression r2=0Solution r=0 Show Solution
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